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A highway curve has a radius of 0.14 km and is unbanked. A car weighing 12 kN goes around the curve at a speed of 24 m/s without slipping. What is the magnitude of the horizontal force of the road on the car?
illustrate what force should the second crewman pull so that the net force of the two crewman is in the forward direction?
Consider a 1112 kg automobile as it passes over a hill on a road that follows the arc of a vertical circle of radius 48 m near its top. Find the normal force acting on the car when the car is at rest
Tarzan swings on a 31.0 m long vine initially inclined at an angle of 34.0° with the vertical. What is his speed at the bottom of the swing
A 1.57-? resistor is connected across a 6.90-V battery. The voltage between the terminals of the battery is observed to be only 6.30 V
a particle of mass m is in the ground state of a harmonic oscillator with parabolic potential energyvx frac12
A 1.5 m long stick with a mass of 0.3 kg is pivoted on a hinge at one end and held horizontally by a spring with spring constant 10 N/m attached at the other end
The mean horizontal age strophic wind speed within an atmospheric column extending from 300 hPa to 250 hPa increases from 1.5 knots to 3.5 knots over a distance of 75 kilometer to the east. Determine what is the estimated vertical velocity at 300 ..
Suppose a cylinder is resting on a horizontal platform on plane x-y with its axis parallel to the y axis, What is the motion (acceleration:linear as well as rotational) of the cylinder
You push with a 20N horizontal force on a 2 kg mass resting on the horizontal surface against a horizontal friction force of 12N. What is the acceleration.
A 480HZ sound wave in 20 centigrade air propagates into the water of a swimming pool. Assume that the wave's speed in the water is 1480m/s. What is the wave's frequency in the water? What is the wave's wavelength in the water?
A tennis ball is hit vertically upward with a speed of 21.0 m/s from the roof of an office building that is 275 feet above the ground. How long after being hit does the ball strike the ground? (Answer in seconds please)
Two children carry a lightweight 2.4m -long horizontal pole with a water bucket hanging from it. How far is the bucket from the older child
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